<div id='div_neck'>
  <div id='div_head_cat' class='container_12'>
      <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 0==$_GET['cat_id']? 'select':'normal';?>" href="/">首页</a></div>
            <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 9==$_GET['cat_id']? 'select':'normal';?>" href="/category/select?cat_id=9">财务</a></div>
            <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 10==$_GET['cat_id']? 'select':'normal';?>" href="/category/select?cat_id=10">计算机</a></div>
            <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 11==$_GET['cat_id']? 'select':'normal';?>" href="/category/select?cat_id=11">外语</a></div>
            <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 12==$_GET['cat_id']? 'select':'normal';?>" href="/category/select?cat_id=12">金融</a></div>
            <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 64==$_GET['cat_id']? 'select':'normal';?>" href="/category/select?cat_id=64">设计</a></div>
            <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 63==$_GET['cat_id']? 'select':'normal';?>" href="/category/select?cat_id=63">工程/建筑</a></div>
            <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 60==$_GET['cat_id']? 'select':'normal';?>" href="/category/select?cat_id=60">职称</a></div>
            <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 59==$_GET['cat_id']? 'select':'normal';?>" href="/category/select?cat_id=59">高三</a></div>
            <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 58==$_GET['cat_id']? 'select':'normal';?>" href="/category/select?cat_id=58">高二</a></div>
            <div class="cat_box left "><a class="a_head_cat <?php echo isset($_GET['cat_id']) && 57==$_GET['cat_id']? 'select':'normal';?>" href="/category/select?cat_id=57">高一</a></div>
            <div class="cat_box left "><a class="a_head_cat normal" href="/category/all">所有分类</a></div>
  </div>
</div>  




